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Cheap flights from St Louis (STL) to Calcutta (CCU)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)

How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
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Cheap flights from St Louis to Calcutta in February , March 2026

28 Feb - 12 Mar $ 1,326.00
STL
St Louis
Frontier Airlines
3 STOPS
CCU
Calcutta
CCU
Calcutta
Frontier Airlines
3 STOPS
STL
St Louis
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28 Feb - 12 Mar $ 1,339.00
STL
St Louis
Frontier Airlines
3 STOPS
CCU
Calcutta
CCU
Calcutta
Frontier Airlines
3 STOPS
STL
St Louis
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28 Feb - 12 Mar $ 1,348.00
STL
St Louis
Frontier Airlines
3 STOPS
CCU
Calcutta
CCU
Calcutta
Frontier Airlines
3 STOPS
STL
St Louis
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One-way flights to Calcutta from St Louis

8:17 PM - 6:55 AM
Air India Limited
3 Stops
50h 3m
STL - CCU
$ 673
Kiwi
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8:17 PM - 6:05 AM
Akasa Air
3 Stops
49h 3m
STL - CCU
$ 685
Kiwi
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8:17 PM - 5:45 AM
Air India Limited
3 Stops
48h 38m
STL - CCU
$ 694
Kiwi
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)

Related info for your journey
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.